TENS device



FIG. 1 is a front view of a TENS device;

FIG. 2 is a left view thereof;

FIG. 3 is a right view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a top view thereof.

The broken lines in the drawings are included for the purpose of illustrating portions of the TENS device and form no part of the claimed design. 

CLAIM The ornamental design for a TENS device, as shown and described. 